Hyporheic Exchange and Fulvic Acid Redox Reactions in an Alpine Stream / Wetland Ecosystem

M A T T H E W P . M I L L E R , * , † D I A N E M . M C K N I G H T , † R O S E M . C O R Y , † M A R K W . W I L L I A M S , ‡ A N D R O B E R T L . R U N K E L § Department of Civil, Environmental, and Architectural Engineering, Institute of Arctic and Alpine Research, University of Colorado, Boulder, Colorado 80309-0450, and Department of Geography, Institute of Arctic and Alpine Research, University of Colorado, Boulder, Colorado 80309-0450, and U.S. Geological Survey, Denver, Colorado 80225